﻿/************************************************************************

   Extended Silverlight Toolkit

   Copyright (C) 2010-2012 Xceed Software Inc.

   This program is provided to you under the terms of the Microsoft Public
   License (Ms-PL) as published at http://extendedsilverlight.codeplex.com/license

   Please purchase a commercial version of this toolkit if you are using
   it in a commercial product. The commercial versions support the project,
   and also include more features for each control, priority support,
   source code, updates, removed watermark, and a proprietary license.

   Visit http://xceed.com and follow @datagrid on Twitter.

  **********************************************************************/

using System;

namespace Xceed.Silverlight.DataGrid
{
  internal class VirtualGroupVisitor : VisitorBase
  {
    public VirtualGroupVisitor(Action<VirtualGroupContainer> action)
      :base(ChildrenPolicy.RenderedChildrenOnly, false)
    {
      if( action == null )
        throw new ArgumentNullException( "action" );

      m_action = action;
    }

    public override void Visit( VirtualGroupContainer container )
    {
      base.Visit( container );
      m_action( container );
    }

    private Action<VirtualGroupContainer> m_action;
  }
}
